gecko/gfx/layers/client/ImageClient.cpp

274 lines
7.9 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/layers/TextureClient.h"
#include "mozilla/layers/ImageClient.h"
#include "BasicLayers.h"
#include "mozilla/layers/ShadowLayers.h"
#include "SharedTextureImage.h"
#include "ImageContainer.h" // For PlanarYCbCrImage
#include "mozilla/layers/SharedRGBImage.h"
#include "mozilla/layers/SharedPlanarYCbCrImage.h"
#ifdef MOZ_WIDGET_GONK
#include "GonkIOSurfaceImage.h"
#include "GrallocImages.h"
#endif
namespace mozilla {
namespace layers {
/* static */ TemporaryRef<ImageClient>
ImageClient::CreateImageClient(CompositableType aCompositableHostType,
CompositableForwarder* aForwarder,
TextureFlags aFlags)
{
RefPtr<ImageClient> result = nullptr;
switch (aCompositableHostType) {
case BUFFER_IMAGE_SINGLE:
result = new ImageClientSingle(aForwarder, aFlags, BUFFER_IMAGE_SINGLE);
break;
case BUFFER_IMAGE_BUFFERED:
result = new ImageClientSingle(aForwarder, aFlags, BUFFER_IMAGE_BUFFERED);
break;
case BUFFER_BRIDGE:
result = new ImageClientBridge(aForwarder, aFlags);
break;
case BUFFER_UNKNOWN:
result = nullptr;
break;
default:
MOZ_NOT_REACHED("unhandled program type");
}
NS_ASSERTION(result, "Failed to create ImageClient");
return result.forget();
}
ImageClient::ImageClient(CompositableForwarder* aFwd, CompositableType aType)
: CompositableClient(aFwd)
, mFilter(gfxPattern::FILTER_GOOD)
, mType(aType)
, mLastPaintedImageSerial(0)
{}
void
ImageClient::UpdatePictureRect(nsIntRect aRect)
{
if (mPictureRect == aRect) {
return;
}
mPictureRect = aRect;
MOZ_ASSERT(mForwarder);
GetForwarder()->UpdatePictureRect(this, aRect);
}
ImageClientSingle::ImageClientSingle(CompositableForwarder* aFwd,
TextureFlags aFlags,
CompositableType aType)
: ImageClient(aFwd, aType)
, mTextureInfo(aType)
{
mTextureInfo.mTextureFlags = aFlags;
}
bool
ImageClientSingle::EnsureTextureClient(TextureClientType aType)
{
// We should not call this method if using ImageBridge or tiled texture
// clients since SupportsType always fails
if (mTextureClient && mTextureClient->SupportsType(aType)) {
return true;
}
mTextureClient = CreateTextureClient(aType);
return !!mTextureClient;
}
bool
ImageClientSingle::UpdateImage(ImageContainer* aContainer,
uint32_t aContentFlags)
{
AutoLockImage autoLock(aContainer);
Image *image = autoLock.GetImage();
if (!image) {
return false;
}
if (mLastPaintedImageSerial == image->GetSerial()) {
return true;
}
if (image->GetFormat() == PLANAR_YCBCR &&
EnsureTextureClient(TEXTURE_YCBCR)) {
PlanarYCbCrImage* ycbcr = static_cast<PlanarYCbCrImage*>(image);
if (ycbcr->AsSharedPlanarYCbCrImage()) {
AutoLockTextureClient lock(mTextureClient);
SurfaceDescriptor sd;
if (!ycbcr->AsSharedPlanarYCbCrImage()->ToSurfaceDescriptor(sd)) {
return false;
}
if (IsSurfaceDescriptorValid(*lock.GetSurfaceDescriptor())) {
GetForwarder()->DestroySharedSurface(lock.GetSurfaceDescriptor());
}
*lock.GetSurfaceDescriptor() = sd;
} else {
AutoLockYCbCrClient clientLock(mTextureClient);
if (!clientLock.Update(ycbcr)) {
NS_WARNING("failed to update TextureClient (YCbCr)");
return false;
}
}
} else if (image->GetFormat() == SHARED_TEXTURE &&
EnsureTextureClient(TEXTURE_SHARED_GL_EXTERNAL)) {
SharedTextureImage* sharedImage = static_cast<SharedTextureImage*>(image);
const SharedTextureImage::Data *data = sharedImage->GetData();
SharedTextureDescriptor texture(data->mShareType,
data->mHandle,
data->mSize,
data->mInverted);
mTextureClient->SetDescriptor(SurfaceDescriptor(texture));
} else if (image->GetFormat() == SHARED_RGB &&
EnsureTextureClient(TEXTURE_SHMEM)) {
nsIntRect rect(0, 0,
image->GetSize().width,
image->GetSize().height);
UpdatePictureRect(rect);
AutoLockTextureClient lock(mTextureClient);
SurfaceDescriptor desc;
if (!static_cast<SharedRGBImage*>(image)->ToSurfaceDescriptor(desc)) {
return false;
}
mTextureClient->SetDescriptor(desc);
#ifdef MOZ_WIDGET_GONK
} else if (image->GetFormat() == GONK_IO_SURFACE &&
EnsureTextureClient(TEXTURE_SHARED_GL_EXTERNAL)) {
nsIntRect rect(0, 0,
image->GetSize().width,
image->GetSize().height);
UpdatePictureRect(rect);
AutoLockTextureClient lock(mTextureClient);
SurfaceDescriptor desc = static_cast<GonkIOSurfaceImage*>(image)->GetSurfaceDescriptor();
if (!IsSurfaceDescriptorValid(desc)) {
return false;
}
mTextureClient->SetDescriptor(desc);
} else if (image->GetFormat() == GRALLOC_PLANAR_YCBCR) {
EnsureTextureClient(TEXTURE_SHARED_GL_EXTERNAL);
nsIntRect rect(0, 0,
image->GetSize().width,
image->GetSize().height);
UpdatePictureRect(rect);
AutoLockTextureClient lock(mTextureClient);
SurfaceDescriptor desc = static_cast<GrallocPlanarYCbCrImage*>(image)->GetSurfaceDescriptor();
if (!IsSurfaceDescriptorValid(desc)) {
return false;
}
mTextureClient->SetDescriptor(desc);
#endif
} else {
nsRefPtr<gfxASurface> surface = image->GetAsSurface();
MOZ_ASSERT(surface);
EnsureTextureClient(TEXTURE_SHMEM);
MOZ_ASSERT(mTextureClient, "Failed to create texture client");
nsRefPtr<gfxPattern> pattern = new gfxPattern(surface);
pattern->SetFilter(mFilter);
AutoLockShmemClient clientLock(mTextureClient);
if (!clientLock.Update(image, aContentFlags, pattern)) {
NS_WARNING("failed to update TextureClient");
return false;
}
}
Updated();
if (image->GetFormat() == PLANAR_YCBCR) {
PlanarYCbCrImage* ycbcr = static_cast<PlanarYCbCrImage*>(image);
UpdatePictureRect(ycbcr->GetData()->GetPictureRect());
}
mLastPaintedImageSerial = image->GetSerial();
aContainer->NotifyPaintedImage(image);
return true;
}
void
ImageClientSingle::Updated()
{
mForwarder->UpdateTexture(this, 1, mTextureClient->GetDescriptor());
}
ImageClientBridge::ImageClientBridge(CompositableForwarder* aFwd,
TextureFlags aFlags)
: ImageClient(aFwd, BUFFER_BRIDGE)
, mAsyncContainerID(0)
, mLayer(nullptr)
{
}
bool
ImageClientBridge::UpdateImage(ImageContainer* aContainer, uint32_t aContentFlags)
{
if (!GetForwarder() || !mLayer) {
return false;
}
if (mAsyncContainerID == aContainer->GetAsyncContainerID()) {
return true;
}
mAsyncContainerID = aContainer->GetAsyncContainerID();
static_cast<ShadowLayerForwarder*>(GetForwarder())->AttachAsyncCompositable(mAsyncContainerID, mLayer);
AutoLockImage autoLock(aContainer);
aContainer->NotifyPaintedImage(autoLock.GetImage());
Updated();
return true;
}
already_AddRefed<Image>
ImageClient::CreateImage(const uint32_t *aFormats,
uint32_t aNumFormats)
{
nsRefPtr<Image> img;
for (uint32_t i = 0; i < aNumFormats; i++) {
switch (aFormats[i]) {
case PLANAR_YCBCR:
img = new SharedPlanarYCbCrImage(GetForwarder());
return img.forget();
case SHARED_RGB:
img = new SharedRGBImage(GetForwarder());
return img.forget();
#ifdef MOZ_WIDGET_GONK
case GONK_IO_SURFACE:
img = new GonkIOSurfaceImage();
return img.forget();
case GRALLOC_PLANAR_YCBCR:
img = new GrallocPlanarYCbCrImage();
return img.forget();
#endif
}
}
return nullptr;
}
}
}